This free image resizer changes photo width and height directly in your browser — no uploads. Resize images for Instagram, YouTube, TikTok, or any custom pixel size. Your files never leave your device.
Drag & drop your image below — or click to upload
Upload Image
or drag & drop an image
Supports JPG, PNG, WEBP
Need an image resizer that works instantly? This free online image resizer runs entirely in your browser — skip heavy desktop apps and slow server uploads. Set exact pixel dimensions, pick social media presets, or scale photos for web and print. Every resize stays on your device for faster results and complete privacy.
Select or drag and drop your image. Files load in your browser's memory — nothing is sent to any server. Supports JPG, PNG, and WebP.
Pick a preset for Instagram, YouTube, TikTok, Facebook, LinkedIn, or Pinterest — or enter custom width and height in pixels.
Download the resized image immediately. Output is clean and optimized for your chosen platform. Your original file is never stored or transmitted.
Traditional online resizers upload your image to a remote server. This image resizer uses the HTML Canvas API in your browser tab — your photos are never transmitted to our servers.
Processing happens locally, so you skip upload times and server queues. Large files resize in seconds because your device does the work.
From Instagram Reels (1080×1920) to YouTube thumbnails (1280×720) and LinkedIn covers (1584×396), platform presets cover every major social standard.
Choose how to handle aspect ratio changes. Crop to Fill zooms and fills the target frame. Fit with Background scales the entire image and adds a customizable background color.
Use 1:1 (1080×1080) for feed posts, 4:5 (1080×1350) for taller mobile presence, and 9:16 (1080×1920) for Stories and Reels.
TikTok expects vertical 9:16 images at 1080×1920. Resize landscape photos to fill the mobile screen without manual cropping.
Thumbnails work best at 16:9 (1280×720). Channel banners use 2048×1152 — resize to the exact pixel dimensions YouTube requires.
Post images at 1.91:1 (1200×630) for link shares. Profile pictures are 1:1; cover photos use 16:9 or 3:1 depending on the platform.
Change image dimensions without losing important details. Choose Crop to Fill to zoom into the frame, or Fit with Background to scale the full image and fill empty space with your chosen color — ideal for profile pictures, banners, and blog headers.
Yes. PNG and WebP transparency is fully supported. In Fit with Background mode, pick a background color for empty space. In Crop to Fill mode, transparency is preserved in the output.
The image resizer uses the HTML Canvas API with high-quality scaling. Scaling down maintains crisp quality. Scaling up beyond the original resolution may introduce slight softness depending on the source file.
Aspect ratio is the proportional relationship between width and height, expressed as numbers like 16:9 or 4:3. Matching the target ratio prevents distortion when you resize images for different screens and platforms.
Resizing changes pixel dimensions (width and height), which affects file size. Compressing reduces file size in KB or MB without changing dimensions. After resizing, you can further optimize file size with a dedicated compression tool.
No. This free image resizer requires. Drag, drop, resize, and download — no usage limits on the free tier.
Upload JPG/JPEG, PNG, or WebP. The resizer processes them in your browser via the Canvas API. Use PNG for transparency, JPG for photos, and WebP for compact web images.
